Yes. 1/2 x 28 TPI RH
The standard size of the Petroleum Refinery is in the multiples of 3Million tonnes per annum or lakh barrels of crude.
americanNPT pipe thread i want how much taper it has depends on the pipe size/diameter
The same thread pattern as a Belgium made Browning. Same gun, same specs, different metal in the barrels.
One-piece cranks use 1/2" thread
One-piece cranks use 1/2" thread
3/4" garden hose threads (GHT).
SAE is American or standard thread and metric is everything else. The size or diameter is different and the pitch of the thread is different also.
Dufferin did not always use the same thread as a standard but it should be a 3/8 - 10.
18 mm standard thread.
All thread pitches are standard inch size thread pitches. I can't be more specific than that since I don't know exactly which bolt you are talking about. An example for you is the starter bolts are a 3/8-16 pitch, which is standard coarse thread. Most body panel bolts are either 5/16-18 or 3/8-16 pitch, once again, standard coarse thread pitches.
I have a Ranson in ,45 calibre, the nipple on my rifle is M6x.75. Some Italian rifles have M6x100 threads.
Bolts are categorised by their thread size. The standard socket size for a bolt with a three quarter inch thread is 1 and one eighth inches. Heavy head bolts use a one and a quarter inch socket.